/Engine/Source/Editor/UnrealEd/Public/Factories.h
Util to ensure that InName is a valid name for a new object within InParent. Will rename any existing object within InParent if it is called InName.
static void ClearObjectNameUsage ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * InParent, [FName](API\Runtime\Core\UObject\FName) InName )